VirtualBox

source: vbox/trunk/src/VBox/HostDrivers/VBoxUSB/win/dev/VBoxUsbRt.cpp@ 54779

Last change on this file since 54779 was 54779, checked in by vboxsync, 10 years ago

fix of misprint, calculation of memory size allocation used wrong structure
  • Property svn:eol-style set to native
  • Property svn:keywords set to Author Date Id Revision
File size: 54.2 KB
Line 
1/* $Id: VBoxUsbRt.cpp 54779 2015-03-16 12:33:31Z vboxsync $ */
2/** @file
3 * VBox USB R0 runtime
4 */
5/*
6 * Copyright (C) 2011 Oracle Corporation
7 *
8 * This file is part of VirtualBox Open Source Edition (OSE), as
9 * available from http://www.virtualbox.org. This file is free software;
10 * you can redistribute it and/or modify it under the terms of the GNU
11 * General Public License (GPL) as published by the Free Software
12 * Foundation, in version 2 as it comes in the "COPYING" file of the
13 * VirtualBox OSE distribution. VirtualBox OSE is distributed in the
14 * hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
15 */
16
17#include "VBoxUsbCmn.h"
18#include "../cmn/VBoxUsbIdc.h"
19#include "../cmn/VBoxUsbTool.h"
20
21#include <VBox/usblib-win.h>
22#include <iprt/assert.h>
23#include <VBox/log.h>
24#define _USBD_
25
26#define USBD_DEFAULT_PIPE_TRANSFER 0x00000008
27
28#define VBOXUSB_MAGIC 0xABCF1423
29
30typedef struct VBOXUSB_URB_CONTEXT
31{
32 PURB pUrb;
33 PMDL pMdlBuf;
34 PVBOXUSBDEV_EXT pDevExt;
35 PVOID pOut;
36 ULONG ulTransferType;
37 ULONG ulMagic;
38} VBOXUSB_URB_CONTEXT, * PVBOXUSB_URB_CONTEXT;
39
40typedef struct VBOXUSB_SETUP
41{
42 uint8_t bmRequestType;
43 uint8_t bRequest;
44 uint16_t wValue;
45 uint16_t wIndex;
46 uint16_t wLength;
47} VBOXUSB_SETUP, *PVBOXUSB_SETUP;
48
49static bool vboxUsbRtCtxSetOwner(PVBOXUSBDEV_EXT pDevExt, PFILE_OBJECT pFObj)
50{
51 bool bRc = ASMAtomicCmpXchgPtr(&pDevExt->Rt.pOwner, pFObj, NULL);
52 if (bRc)
53 {
54 Log((__FUNCTION__": pDevExt (0x%x) Owner(0x%x) acquired\n", pFObj));
55 }
56 else
57 {
58 Log((__FUNCTION__": pDevExt (0x%x) Owner(0x%x) FAILED!!\n", pFObj));
59 }
60 return bRc;
61}
62
63static bool vboxUsbRtCtxReleaseOwner(PVBOXUSBDEV_EXT pDevExt, PFILE_OBJECT pFObj)
64{
65 bool bRc = ASMAtomicCmpXchgPtr(&pDevExt->Rt.pOwner, NULL, pFObj);
66 if (bRc)
67 {
68 Log((__FUNCTION__": pDevExt (0x%x) Owner(0x%x) released\n", pFObj));
69 }
70 else
71 {
72 Log((__FUNCTION__": pDevExt (0x%x) Owner(0x%x) release: is NOT an owner\n", pFObj));
73 }
74 return bRc;
75}
76
77static bool vboxUsbRtCtxIsOwner(PVBOXUSBDEV_EXT pDevExt, PFILE_OBJECT pFObj)
78{
79 PFILE_OBJECT pOwner = (PFILE_OBJECT)ASMAtomicReadPtr((void *volatile *)(&pDevExt->Rt.pOwner));
80 return pOwner == pFObj;
81}
82
83static NTSTATUS vboxUsbRtIdcSubmit(ULONG uCtl, void *pvBuffer)
84{
85 /* we just reuse the standard usb tooling for simplicity here */
86 NTSTATUS Status = VBoxUsbToolIoInternalCtlSendSync(g_VBoxUsbGlobals.RtIdc.pDevice, uCtl, pvBuffer, NULL);
87 Assert(Status == STATUS_SUCCESS);
88 return Status;
89}
90
91static NTSTATUS vboxUsbRtIdcInit()
92{
93 UNICODE_STRING UniName;
94 RtlInitUnicodeString(&UniName, USBMON_DEVICE_NAME_NT);
95 NTSTATUS Status = IoGetDeviceObjectPointer(&UniName, FILE_ALL_ACCESS, &g_VBoxUsbGlobals.RtIdc.pFile, &g_VBoxUsbGlobals.RtIdc.pDevice);
96 if (NT_SUCCESS(Status))
97 {
98 VBOXUSBIDC_VERSION Version;
99 vboxUsbRtIdcSubmit(VBOXUSBIDC_INTERNAL_IOCTL_GET_VERSION, &Version);
100 if (NT_SUCCESS(Status))
101 {
102 if (Version.u32Major == VBOXUSBIDC_VERSION_MAJOR
103 && Version.u32Minor >= VBOXUSBIDC_VERSION_MINOR)
104 return STATUS_SUCCESS;
105 AssertFailed();
106 }
107 else
108 {
109 AssertFailed();
110 }
111
112 /* this will as well dereference the dev obj */
113 ObDereferenceObject(g_VBoxUsbGlobals.RtIdc.pFile);
114 }
115 else
116 {
117 AssertFailed();
118 }
119
120 memset(&g_VBoxUsbGlobals.RtIdc, 0, sizeof (g_VBoxUsbGlobals.RtIdc));
121 return Status;
122}
123
124static VOID vboxUsbRtIdcTerm()
125{
126 Assert(g_VBoxUsbGlobals.RtIdc.pFile);
127 Assert(g_VBoxUsbGlobals.RtIdc.pDevice);
128 ObDereferenceObject(g_VBoxUsbGlobals.RtIdc.pFile);
129 memset(&g_VBoxUsbGlobals.RtIdc, 0, sizeof (g_VBoxUsbGlobals.RtIdc));
130}
131
132static NTSTATUS vboxUsbRtIdcReportDevStart(PDEVICE_OBJECT pPDO, HVBOXUSBIDCDEV *phDev)
133{
134 VBOXUSBIDC_PROXY_STARTUP Start;
135 Start.u.pPDO = pPDO;
136
137 *phDev = NULL;
138
139 NTSTATUS Status = vboxUsbRtIdcSubmit(VBOXUSBIDC_INTERNAL_IOCTL_PROXY_STARTUP, &Start);
140 Assert(Status == STATUS_SUCCESS);
141 if (!NT_SUCCESS(Status))
142 return Status;
143
144 *phDev = Start.u.hDev;
145 return STATUS_SUCCESS;
146}
147
148static NTSTATUS vboxUsbRtIdcReportDevStop(HVBOXUSBIDCDEV hDev)
149{
150 VBOXUSBIDC_PROXY_TEARDOWN Stop;
151 Stop.hDev = hDev;
152
153 NTSTATUS Status = vboxUsbRtIdcSubmit(VBOXUSBIDC_INTERNAL_IOCTL_PROXY_TEARDOWN, &Stop);
154 Assert(Status == STATUS_SUCCESS);
155 return Status;
156}
157
158
159DECLHIDDEN(NTSTATUS) vboxUsbRtGlobalsInit()
160{
161 return vboxUsbRtIdcInit();
162}
163
164DECLHIDDEN(VOID) vboxUsbRtGlobalsTerm()
165{
166 vboxUsbRtIdcTerm();
167}
168
169
170DECLHIDDEN(NTSTATUS) vboxUsbRtInit(PVBOXUSBDEV_EXT pDevExt)
171{
172 RtlZeroMemory(&pDevExt->Rt, sizeof (pDevExt->Rt));
173 NTSTATUS Status = IoRegisterDeviceInterface(pDevExt->pPDO, &GUID_CLASS_VBOXUSB,
174 NULL, /* IN PUNICODE_STRING ReferenceString OPTIONAL */
175 &pDevExt->Rt.IfName);
176 Assert(Status == STATUS_SUCCESS);
177 if (NT_SUCCESS(Status))
178 {
179 Status = vboxUsbRtIdcReportDevStart(pDevExt->pPDO, &pDevExt->Rt.hMonDev);
180 Assert(Status == STATUS_SUCCESS);
181 if (NT_SUCCESS(Status))
182 {
183 Assert(pDevExt->Rt.hMonDev);
184 return STATUS_SUCCESS;
185 }
186
187 NTSTATUS tmpStatus = IoSetDeviceInterfaceState(&pDevExt->Rt.IfName, FALSE);
188 Assert(tmpStatus == STATUS_SUCCESS);
189 if (NT_SUCCESS(tmpStatus))
190 {
191 RtlFreeUnicodeString(&pDevExt->Rt.IfName);
192 }
193 }
194 return Status;
195}
196
197/**
198 * Free cached USB device/configuration descriptors
199 *
200 * @param pDevExt USB DevExt pointer
201 */
202static void vboxUsbRtFreeCachedDescriptors(PVBOXUSBDEV_EXT pDevExt)
203{
204 if (pDevExt->Rt.devdescr)
205 {
206 vboxUsbMemFree(pDevExt->Rt.devdescr);
207 pDevExt->Rt.devdescr = NULL;
208 }
209 for (ULONG i = 0; i < VBOXUSBRT_MAX_CFGS; ++i)
210 {
211 if (pDevExt->Rt.cfgdescr[i])
212 {
213 vboxUsbMemFree(pDevExt->Rt.cfgdescr[i]);
214 pDevExt->Rt.cfgdescr[i] = NULL;
215 }
216 }
217}
218
219/**
220 * Free per-device interface info
221 *
222 * @param pDevExt USB DevExt pointer
223 * @param fAbortPipes If true, also abort any open pipes
224 */
225static void vboxUsbRtFreeInterfaces(PVBOXUSBDEV_EXT pDevExt, BOOLEAN fAbortPipes)
226{
227 unsigned i;
228 unsigned j;
229
230 /*
231 * Free old interface info
232 */
233 if (pDevExt->Rt.pVBIfaceInfo)
234 {
235 for (i=0;i<pDevExt->Rt.uNumInterfaces;i++)
236 {
237 if (pDevExt->Rt.pVBIfaceInfo[i].pInterfaceInfo)
238 {
239 if (fAbortPipes)
240 {
241 for(j=0; j<pDevExt->Rt.pVBIfaceInfo[i].pInterfaceInfo->NumberOfPipes; j++)
242 {
243 Log(("Aborting Pipe %d handle %x address %x\n", j,
244 pDevExt->Rt.pVBIfaceInfo[i].pInterfaceInfo->Pipes[j].PipeHandle,
245 pDevExt->Rt.pVBIfaceInfo[i].pInterfaceInfo->Pipes[j].EndpointAddress));
246 VBoxUsbToolPipeClear(pDevExt->pLowerDO, pDevExt->Rt.pVBIfaceInfo[i].pInterfaceInfo->Pipes[j].PipeHandle, FALSE);
247 }
248 }
249 vboxUsbMemFree(pDevExt->Rt.pVBIfaceInfo[i].pInterfaceInfo);
250 }
251 pDevExt->Rt.pVBIfaceInfo[i].pInterfaceInfo = NULL;
252 if (pDevExt->Rt.pVBIfaceInfo[i].pPipeInfo)
253 vboxUsbMemFree(pDevExt->Rt.pVBIfaceInfo[i].pPipeInfo);
254 pDevExt->Rt.pVBIfaceInfo[i].pPipeInfo = NULL;
255 }
256 vboxUsbMemFree(pDevExt->Rt.pVBIfaceInfo);
257 pDevExt->Rt.pVBIfaceInfo = NULL;
258 }
259}
260
261DECLHIDDEN(VOID) vboxUsbRtClear(PVBOXUSBDEV_EXT pDevExt)
262{
263 vboxUsbRtFreeCachedDescriptors(pDevExt);
264 vboxUsbRtFreeInterfaces(pDevExt, FALSE);
265}
266
267DECLHIDDEN(NTSTATUS) vboxUsbRtRm(PVBOXUSBDEV_EXT pDevExt)
268{
269 if (!pDevExt->Rt.IfName.Buffer)
270 return STATUS_SUCCESS;
271
272 NTSTATUS Status = vboxUsbRtIdcReportDevStop(pDevExt->Rt.hMonDev);
273 Assert(Status == STATUS_SUCCESS);
274 Status = IoSetDeviceInterfaceState(&pDevExt->Rt.IfName, FALSE);
275 Assert(Status == STATUS_SUCCESS);
276 if (NT_SUCCESS(Status))
277 {
278 RtlFreeUnicodeString(&pDevExt->Rt.IfName);
279 pDevExt->Rt.IfName.Buffer = NULL;
280 }
281 return Status;
282}
283
284DECLHIDDEN(NTSTATUS) vboxUsbRtStart(PVBOXUSBDEV_EXT pDevExt)
285{
286 NTSTATUS Status = IoSetDeviceInterfaceState(&pDevExt->Rt.IfName, TRUE);
287 Assert(Status == STATUS_SUCCESS);
288 return Status;
289}
290
291static NTSTATUS vboxUsbRtCacheDescriptors(PVBOXUSBDEV_EXT pDevExt)
292{
293 NTSTATUS Status = STATUS_INSUFFICIENT_RESOURCES;
294// uint32_t uTotalLength;
295// unsigned i;
296
297 /* Read device descriptor */
298 Assert(!pDevExt->Rt.devdescr);
299 pDevExt->Rt.devdescr = (PUSB_DEVICE_DESCRIPTOR)vboxUsbMemAlloc(sizeof (USB_DEVICE_DESCRIPTOR));
300 if (pDevExt->Rt.devdescr)
301 {
302 memset(pDevExt->Rt.devdescr, 0, sizeof (USB_DEVICE_DESCRIPTOR));
303 Status = VBoxUsbToolGetDescriptor(pDevExt->pLowerDO, pDevExt->Rt.devdescr, sizeof (USB_DEVICE_DESCRIPTOR), USB_DEVICE_DESCRIPTOR_TYPE, 0, 0, RT_INDEFINITE_WAIT);
304 if (NT_SUCCESS(Status))
305 {
306 Assert(pDevExt->Rt.devdescr->bNumConfigurations > 0);
307 PUSB_CONFIGURATION_DESCRIPTOR pDr = (PUSB_CONFIGURATION_DESCRIPTOR)vboxUsbMemAlloc(sizeof (USB_CONFIGURATION_DESCRIPTOR));
308 Assert(pDr);
309 if (pDr)
310 {
311 UCHAR i = 0;
312 for (; i < pDevExt->Rt.devdescr->bNumConfigurations; ++i)
313 {
314 Status = VBoxUsbToolGetDescriptor(pDevExt->pLowerDO, pDr, sizeof (USB_CONFIGURATION_DESCRIPTOR), USB_CONFIGURATION_DESCRIPTOR_TYPE, i, 0, RT_INDEFINITE_WAIT);
315 if (!NT_SUCCESS(Status))
316 {
317 break;
318 }
319
320 USHORT uTotalLength = pDr->wTotalLength;
321 pDevExt->Rt.cfgdescr[i] = (PUSB_CONFIGURATION_DESCRIPTOR)vboxUsbMemAlloc(uTotalLength);
322 if (!pDevExt->Rt.cfgdescr[i])
323 {
324 Status = STATUS_INSUFFICIENT_RESOURCES;
325 break;
326 }
327
328 Status = VBoxUsbToolGetDescriptor(pDevExt->pLowerDO, pDevExt->Rt.cfgdescr[i], uTotalLength, USB_CONFIGURATION_DESCRIPTOR_TYPE, i, 0, RT_INDEFINITE_WAIT);
329 if (!NT_SUCCESS(Status))
330 {
331 break;
332 }
333 }
334
335 vboxUsbMemFree(pDr);
336
337 if (NT_SUCCESS(Status))
338 return Status;
339
340 /* recources will be freed in vboxUsbRtFreeCachedDescriptors below */
341 }
342 }
343
344 vboxUsbRtFreeCachedDescriptors(pDevExt);
345 }
346
347 /* shoud be only on fail here */
348 Assert(!NT_SUCCESS(Status));
349 return Status;
350}
351
352static NTSTATUS vboxUsbRtDispatchClaimDevice(PVBOXUSBDEV_EXT pDevExt, PIRP pIrp)
353{
354 PIO_STACK_LOCATION pSl = IoGetCurrentIrpStackLocation(pIrp);
355 PFILE_OBJECT pFObj = pSl->FileObject;
356 PUSBSUP_CLAIMDEV pDev = (PUSBSUP_CLAIMDEV)pIrp->AssociatedIrp.SystemBuffer;
357 ULONG cbOut = 0;
358 NTSTATUS Status = STATUS_SUCCESS;
359
360 do
361 {
362 if (!pFObj)
363 {
364 AssertFailed();
365 Status = STATUS_INVALID_PARAMETER;
366 break;
367 }
368
369 if ( !pDev
370 || pSl->Parameters.DeviceIoControl.InputBufferLength != sizeof (*pDev)
371 || pSl->Parameters.DeviceIoControl.OutputBufferLength != sizeof (*pDev))
372 {
373 AssertFailed();
374 Status = STATUS_INVALID_PARAMETER;
375 break;
376 }
377
378 if (!vboxUsbRtCtxSetOwner(pDevExt, pFObj))
379 {
380 AssertFailed();
381 pDev->fClaimed = false;
382 cbOut = sizeof (*pDev);
383 break;
384 }
385
386 vboxUsbRtFreeCachedDescriptors(pDevExt);
387 Status = vboxUsbRtCacheDescriptors(pDevExt);
388 if (NT_SUCCESS(Status))
389 {
390 pDev->fClaimed = true;
391 cbOut = sizeof (*pDev);
392 }
393 } while (0);
394
395 Assert(Status != STATUS_PENDING);
396 VBoxDrvToolIoComplete(pIrp, Status, cbOut);
397 vboxUsbDdiStateRelease(pDevExt);
398 return Status;
399}
400
401static NTSTATUS vboxUsbRtDispatchReleaseDevice(PVBOXUSBDEV_EXT pDevExt, PIRP pIrp)
402{
403 PIO_STACK_LOCATION pSl = IoGetCurrentIrpStackLocation(pIrp);
404 PFILE_OBJECT pFObj = pSl->FileObject;
405 NTSTATUS Status= STATUS_SUCCESS;
406
407 if (vboxUsbRtCtxIsOwner(pDevExt, pFObj))
408 {
409 vboxUsbRtFreeCachedDescriptors(pDevExt);
410 bool bRc = vboxUsbRtCtxReleaseOwner(pDevExt, pFObj);
411 Assert(bRc);
412 }
413 else
414 {
415 AssertFailed();
416 Status = STATUS_ACCESS_DENIED;
417 }
418
419 VBoxDrvToolIoComplete(pIrp, STATUS_SUCCESS, 0);
420 vboxUsbDdiStateRelease(pDevExt);
421 return STATUS_SUCCESS;
422}
423
424static NTSTATUS vboxUsbRtGetDeviceDescription(PVBOXUSBDEV_EXT pDevExt)
425{
426 NTSTATUS Status = STATUS_INSUFFICIENT_RESOURCES;
427 PUSB_DEVICE_DESCRIPTOR pDr = (PUSB_DEVICE_DESCRIPTOR)vboxUsbMemAllocZ(sizeof (USB_DEVICE_DESCRIPTOR));
428 if (pDr)
429 {
430 Status = VBoxUsbToolGetDescriptor(pDevExt->pLowerDO, pDr, sizeof(*pDr), USB_DEVICE_DESCRIPTOR_TYPE, 0, 0, RT_INDEFINITE_WAIT);
431 if (NT_SUCCESS(Status))
432 {
433 pDevExt->Rt.idVendor = pDr->idVendor;
434 pDevExt->Rt.idProduct = pDr->idProduct;
435 pDevExt->Rt.bcdDevice = pDr->bcdDevice;
436 pDevExt->Rt.szSerial[0] = 0;
437
438 if (pDr->iSerialNumber
439#ifdef DEBUG
440 || pDr->iProduct || pDr->iManufacturer
441#endif
442 )
443 {
444 int langId;
445 Status = VBoxUsbToolGetLangID(pDevExt->pLowerDO, &langId, RT_INDEFINITE_WAIT);
446 if (NT_SUCCESS(Status))
447 {
448 Status = VBoxUsbToolGetStringDescriptorA(pDevExt->pLowerDO, pDevExt->Rt.szSerial, sizeof (pDevExt->Rt.szSerial), pDr->iSerialNumber, langId, RT_INDEFINITE_WAIT);
449 }
450 else
451 {
452 Status = STATUS_SUCCESS;
453 }
454 }
455 }
456 vboxUsbMemFree(pDr);
457 }
458
459 return Status;
460}
461
462static NTSTATUS vboxUsbRtDispatchGetDevice(PVBOXUSBDEV_EXT pDevExt, PIRP pIrp)
463{
464 PIO_STACK_LOCATION pSl = IoGetCurrentIrpStackLocation(pIrp);
465 PUSBSUP_GETDEV pDev = (PUSBSUP_GETDEV)pIrp->AssociatedIrp.SystemBuffer;
466 NTSTATUS Status = STATUS_SUCCESS;
467 ULONG cbOut = 0;
468
469 /* don't check for owner since this request is allowed for non-owners as well */
470
471 if (pDev && pSl->Parameters.DeviceIoControl.InputBufferLength == sizeof (*pDev)
472 && pSl->Parameters.DeviceIoControl.OutputBufferLength == sizeof (*pDev))
473 {
474 Status = VBoxUsbToolGetDeviceSpeed(pDevExt->pLowerDO, &pDevExt->Rt.fIsHighSpeed);
475 if (NT_SUCCESS(Status))
476 {
477 pDev->hDevice = pDevExt->Rt.hMonDev;
478 pDev->fAttached = true;
479 pDev->fHiSpeed = pDevExt->Rt.fIsHighSpeed;
480 cbOut = sizeof (*pDev);
481 }
482 }
483 else
484 {
485 Status = STATUS_INVALID_PARAMETER;
486 }
487
488 Assert(Status != STATUS_PENDING);
489 VBoxDrvToolIoComplete(pIrp, Status, cbOut);
490 vboxUsbDdiStateRelease(pDevExt);
491 return Status;
492}
493
494static NTSTATUS vboxUsbRtDispatchUsbReset(PVBOXUSBDEV_EXT pDevExt, PIRP pIrp)
495{
496 PIO_STACK_LOCATION pSl = IoGetCurrentIrpStackLocation(pIrp);
497 PFILE_OBJECT pFObj = pSl->FileObject;
498 PUSBSUP_GETDEV pDev = (PUSBSUP_GETDEV)pIrp->AssociatedIrp.SystemBuffer;
499 NTSTATUS Status = STATUS_SUCCESS;
500
501 do
502 {
503 if (!pFObj)
504 {
505 AssertFailed();
506 Status = STATUS_INVALID_PARAMETER;
507 break;
508 }
509
510 if (!vboxUsbRtCtxIsOwner(pDevExt, pFObj))
511 {
512 AssertFailed();
513 Status = STATUS_ACCESS_DENIED;
514 break;
515 }
516
517 if (pIrp->AssociatedIrp.SystemBuffer
518 || pSl->Parameters.DeviceIoControl.InputBufferLength
519 || pSl->Parameters.DeviceIoControl.OutputBufferLength)
520 {
521 AssertFailed();
522 Status = STATUS_INVALID_PARAMETER;
523 break;
524 }
525
526 Status = VBoxUsbToolIoInternalCtlSendSync(pDevExt->pLowerDO, IOCTL_INTERNAL_USB_RESET_PORT, NULL, NULL);
527 Assert(NT_SUCCESS(Status));
528 } while (0);
529
530 Assert(Status != STATUS_PENDING);
531 VBoxDrvToolIoComplete(pIrp, Status, 0);
532 vboxUsbDdiStateRelease(pDevExt);
533 return Status;
534}
535
536static PUSB_CONFIGURATION_DESCRIPTOR vboxUsbRtFindConfigDesc(PVBOXUSBDEV_EXT pDevExt, uint8_t uConfiguration)
537{
538 PUSB_CONFIGURATION_DESCRIPTOR pCfgDr = NULL;
539
540 for (ULONG i = 0; i < VBOXUSBRT_MAX_CFGS; ++i)
541 {
542 if (pDevExt->Rt.cfgdescr[i])
543 {
544 if (pDevExt->Rt.cfgdescr[i]->bConfigurationValue == uConfiguration)
545 {
546 pCfgDr = pDevExt->Rt.cfgdescr[i];
547 break;
548 }
549 }
550 }
551
552 return pCfgDr;
553}
554
555static NTSTATUS vboxUsbRtSetConfig(PVBOXUSBDEV_EXT pDevExt, uint8_t uConfiguration)
556{
557 PURB pUrb = NULL;
558 NTSTATUS Status = STATUS_SUCCESS;
559 uint32_t i;
560
561 if (!uConfiguration)
562 {
563 pUrb = VBoxUsbToolUrbAllocZ(URB_FUNCTION_SELECT_CONFIGURATION, sizeof (struct _URB_SELECT_CONFIGURATION));
564 if(!pUrb)
565 {
566 AssertMsgFailed((__FUNCTION__": VBoxUsbToolUrbAlloc failed\n"));
567 return STATUS_INSUFFICIENT_RESOURCES;
568 }
569
570 vboxUsbRtFreeInterfaces(pDevExt, TRUE);
571
572 pUrb->UrbSelectConfiguration.ConfigurationDescriptor = NULL;
573
574 Status = VBoxUsbToolUrbPost(pDevExt->pLowerDO, pUrb, RT_INDEFINITE_WAIT);
575 if(NT_SUCCESS(Status) && USBD_SUCCESS(pUrb->UrbHeader.Status))
576 {
577 pDevExt->Rt.hConfiguration = pUrb->UrbSelectConfiguration.ConfigurationHandle;
578 pDevExt->Rt.uConfigValue = uConfiguration;
579 }
580 else
581 {
582 AssertMsgFailed((__FUNCTION__": VBoxUsbToolUrbPost failed Status (0x%x), usb Status (0x%x)\n", Status, pUrb->UrbHeader.Status));
583 }
584
585 VBoxUsbToolUrbFree(pUrb);
586
587 return Status;
588 }
589
590 PUSB_CONFIGURATION_DESCRIPTOR pCfgDr = vboxUsbRtFindConfigDesc(pDevExt, uConfiguration);
591 if (!pCfgDr)
592 {
593 AssertMsgFailed((__FUNCTION__": VBoxUSBFindConfigDesc did not find cfg (%d)\n", uConfiguration));
594 return STATUS_INVALID_PARAMETER;
595 }
596
597 PUSBD_INTERFACE_LIST_ENTRY pIfLe = (PUSBD_INTERFACE_LIST_ENTRY)vboxUsbMemAllocZ((pCfgDr->bNumInterfaces + 1) * sizeof(USBD_INTERFACE_LIST_ENTRY));
598 if (!pIfLe)
599 {
600 AssertMsgFailed((__FUNCTION__": vboxUsbMemAllocZ for pIfLe failed\n"));
601 return STATUS_INSUFFICIENT_RESOURCES;
602 }
603
604 for (i = 0; i < pCfgDr->bNumInterfaces; i++)
605 {
606 pIfLe[i].InterfaceDescriptor = USBD_ParseConfigurationDescriptorEx(pCfgDr, pCfgDr, i, 0, -1, -1, -1);
607 pIfLe[i].Interface = NULL;
608 if (!pIfLe[i].InterfaceDescriptor)
609 {
610 AssertMsgFailed((__FUNCTION__": interface %d not found\n", i));
611 Status = STATUS_INVALID_PARAMETER;
612 break;
613 }
614 }
615 pIfLe[pCfgDr->bNumInterfaces].InterfaceDescriptor = NULL;
616
617 if (NT_SUCCESS(Status))
618 {
619 pUrb = USBD_CreateConfigurationRequestEx(pCfgDr, pIfLe);
620 if (pUrb)
621 {
622 Status = VBoxUsbToolUrbPost(pDevExt->pLowerDO, pUrb, RT_INDEFINITE_WAIT);
623 if (NT_SUCCESS(Status) && USBD_SUCCESS(pUrb->UrbHeader.Status))
624 {
625 vboxUsbRtFreeInterfaces(pDevExt, FALSE);
626
627 pDevExt->Rt.hConfiguration = pUrb->UrbSelectConfiguration.ConfigurationHandle;
628 pDevExt->Rt.uConfigValue = uConfiguration;
629 pDevExt->Rt.uNumInterfaces = pCfgDr->bNumInterfaces;
630
631 pDevExt->Rt.pVBIfaceInfo = (VBOXUSB_IFACE_INFO*)vboxUsbMemAllocZ(pDevExt->Rt.uNumInterfaces * sizeof (VBOXUSB_IFACE_INFO));
632 if (pDevExt->Rt.pVBIfaceInfo)
633 {
634 Assert(NT_SUCCESS(Status));
635 for (i = 0; i < pDevExt->Rt.uNumInterfaces; i++)
636 {
637 size_t uTotalIfaceInfoLength = RT_OFFSETOF(struct _USBD_INTERFACE_INFORMATION, Pipes[RT_MAX(pIfLe[i].Interface->NumberOfPipes, 1)]);
638 pDevExt->Rt.pVBIfaceInfo[i].pInterfaceInfo = (PUSBD_INTERFACE_INFORMATION)vboxUsbMemAlloc(uTotalIfaceInfoLength);
639 if (!pDevExt->Rt.pVBIfaceInfo[i].pInterfaceInfo)
640 {
641 AssertMsgFailed((__FUNCTION__": vboxUsbMemAlloc failed\n"));
642 Status = STATUS_INSUFFICIENT_RESOURCES;
643 break;
644 }
645
646 if (pIfLe[i].Interface->NumberOfPipes > 0)
647 {
648 pDevExt->Rt.pVBIfaceInfo[i].pPipeInfo = (VBOXUSB_PIPE_INFO *)vboxUsbMemAlloc(pIfLe[i].Interface->NumberOfPipes * sizeof(VBOXUSB_PIPE_INFO));
649 if (!pDevExt->Rt.pVBIfaceInfo[i].pPipeInfo)
650 {
651 AssertMsgFailed((__FUNCTION__": vboxUsbMemAlloc failed\n"));
652 Status = STATUS_NO_MEMORY;
653 break;
654 }
655 }
656 else
657 {
658 pDevExt->Rt.pVBIfaceInfo[i].pPipeInfo = NULL;
659 }
660
661 RtlCopyMemory(pDevExt->Rt.pVBIfaceInfo[i].pInterfaceInfo, pIfLe[i].Interface, uTotalIfaceInfoLength);
662
663 for (ULONG j = 0; j < pIfLe[i].Interface->NumberOfPipes; j++)
664 {
665 pDevExt->Rt.pVBIfaceInfo[i].pPipeInfo[j].EndpointAddress = pIfLe[i].Interface->Pipes[j].EndpointAddress;
666 pDevExt->Rt.pVBIfaceInfo[i].pPipeInfo[j].NextScheduledFrame = 0;
667 }
668 }
669
670// if (NT_SUCCESS(Status))
671// {
672//
673// }
674 }
675 else
676 {
677 AssertMsgFailed((__FUNCTION__": vboxUsbMemAllocZ failed\n"));
678 Status = STATUS_NO_MEMORY;
679 }
680 }
681 else
682 {
683 AssertMsgFailed((__FUNCTION__": VBoxUsbToolUrbPost failed Status (0x%x), usb Status (0x%x)\n", Status, pUrb->UrbHeader.Status));
684 }
685 ExFreePool(pUrb);
686 }
687 else
688 {
689 AssertMsgFailed((__FUNCTION__": USBD_CreateConfigurationRequestEx failed\n"));
690 Status = STATUS_INSUFFICIENT_RESOURCES;
691 }
692 }
693
694 vboxUsbMemFree(pIfLe);
695
696 return Status;
697}
698
699static NTSTATUS vboxUsbRtDispatchUsbSetConfig(PVBOXUSBDEV_EXT pDevExt, PIRP pIrp)
700{
701 PIO_STACK_LOCATION pSl = IoGetCurrentIrpStackLocation(pIrp);
702 PFILE_OBJECT pFObj = pSl->FileObject;
703 PUSBSUP_SET_CONFIG pCfg = (PUSBSUP_SET_CONFIG)pIrp->AssociatedIrp.SystemBuffer;
704 NTSTATUS Status = STATUS_SUCCESS;
705
706 do
707 {
708 if (!pFObj)
709 {
710 AssertFailed();
711 Status = STATUS_INVALID_PARAMETER;
712 break;
713 }
714
715 if (!vboxUsbRtCtxIsOwner(pDevExt, pFObj))
716 {
717 AssertFailed();
718 Status = STATUS_ACCESS_DENIED;
719 break;
720 }
721
722 if ( !pCfg
723 || pSl->Parameters.DeviceIoControl.InputBufferLength != sizeof (*pCfg)
724 || pSl->Parameters.DeviceIoControl.OutputBufferLength != 0)
725 {
726 AssertMsgFailed((__FUNCTION__": STATUS_INVALID_PARAMETER\n"));
727 Status = STATUS_INVALID_PARAMETER;
728 break;
729 }
730
731 Status = vboxUsbRtSetConfig(pDevExt, pCfg->bConfigurationValue);
732 } while (0);
733
734 Assert(Status != STATUS_PENDING);
735 VBoxDrvToolIoComplete(pIrp, Status, 0);
736 vboxUsbDdiStateRelease(pDevExt);
737 return Status;
738}
739
740static NTSTATUS vboxUsbRtSetInterface(PVBOXUSBDEV_EXT pDevExt, uint32_t InterfaceNumber, int AlternateSetting)
741{
742 if (!pDevExt->Rt.uConfigValue)
743 {
744 AssertMsgFailed((__FUNCTION__": Can't select an interface without an active configuration\n"));
745 return STATUS_INVALID_PARAMETER;
746 }
747
748 if (InterfaceNumber >= pDevExt->Rt.uNumInterfaces)
749 {
750 AssertMsgFailed((__FUNCTION__": InterfaceNumber %d too high!!\n", InterfaceNumber));
751 return STATUS_INVALID_PARAMETER;
752 }
753
754 PUSB_CONFIGURATION_DESCRIPTOR pCfgDr = vboxUsbRtFindConfigDesc(pDevExt, pDevExt->Rt.uConfigValue);
755 if (!pCfgDr)
756 {
757 AssertMsgFailed((__FUNCTION__": configuration %d not found!!\n", pDevExt->Rt.uConfigValue));
758 return STATUS_INVALID_PARAMETER;
759 }
760
761 PUSB_INTERFACE_DESCRIPTOR pIfDr = USBD_ParseConfigurationDescriptorEx(pCfgDr, pCfgDr, InterfaceNumber, AlternateSetting, -1, -1, -1);
762 if (!pIfDr)
763 {
764 AssertMsgFailed((__FUNCTION__": invalid interface %d or alternate setting %d\n", InterfaceNumber, AlternateSetting));
765 return STATUS_UNSUCCESSFUL;
766 }
767
768 USHORT uUrbSize = GET_SELECT_INTERFACE_REQUEST_SIZE(pIfDr->bNumEndpoints);
769 ULONG uTotalIfaceInfoLength = GET_USBD_INTERFACE_SIZE(pIfDr->bNumEndpoints);
770 NTSTATUS Status = STATUS_SUCCESS;
771 PURB pUrb = VBoxUsbToolUrbAllocZ(0, uUrbSize);
772 if (!pUrb)
773 {
774 AssertMsgFailed((__FUNCTION__": VBoxUsbToolUrbAlloc failed\n"));
775 return STATUS_NO_MEMORY;
776 }
777
778 /*
779 * Free old interface and pipe info, allocate new again
780 */
781 if (pDevExt->Rt.pVBIfaceInfo[InterfaceNumber].pInterfaceInfo)
782 {
783 /* Clear pipes associated with the interface, else Windows may hang. */
784 for(ULONG i = 0; i < pDevExt->Rt.pVBIfaceInfo[InterfaceNumber].pInterfaceInfo->NumberOfPipes; i++)
785 {
786 VBoxUsbToolPipeClear(pDevExt->pLowerDO, pDevExt->Rt.pVBIfaceInfo[InterfaceNumber].pInterfaceInfo->Pipes[i].PipeHandle, FALSE);
787 }
788 vboxUsbMemFree(pDevExt->Rt.pVBIfaceInfo[InterfaceNumber].pInterfaceInfo);
789 }
790
791 if (pDevExt->Rt.pVBIfaceInfo[InterfaceNumber].pPipeInfo)
792 {
793 vboxUsbMemFree(pDevExt->Rt.pVBIfaceInfo[InterfaceNumber].pPipeInfo);
794 }
795
796 pDevExt->Rt.pVBIfaceInfo[InterfaceNumber].pInterfaceInfo = (PUSBD_INTERFACE_INFORMATION)vboxUsbMemAlloc(uTotalIfaceInfoLength);
797 if (pDevExt->Rt.pVBIfaceInfo[InterfaceNumber].pInterfaceInfo)
798 {
799 if (pIfDr->bNumEndpoints > 0)
800 {
801 pDevExt->Rt.pVBIfaceInfo[InterfaceNumber].pPipeInfo = (VBOXUSB_PIPE_INFO*)vboxUsbMemAlloc(pIfDr->bNumEndpoints * sizeof(VBOXUSB_PIPE_INFO));
802 if (!pDevExt->Rt.pVBIfaceInfo[InterfaceNumber].pPipeInfo)
803 {
804 AssertMsgFailed(("VBoxUSBSetInterface: ExAllocatePool failed!\n"));
805 Status = STATUS_NO_MEMORY;
806 }
807 }
808 else
809 {
810 pDevExt->Rt.pVBIfaceInfo[InterfaceNumber].pPipeInfo = NULL;
811 }
812
813 if (NT_SUCCESS(Status))
814 {
815 UsbBuildSelectInterfaceRequest(pUrb, uUrbSize, pDevExt->Rt.hConfiguration, InterfaceNumber, AlternateSetting);
816 pUrb->UrbSelectInterface.Interface.Length = GET_USBD_INTERFACE_SIZE(pIfDr->bNumEndpoints);
817
818 Status = VBoxUsbToolUrbPost(pDevExt->pLowerDO, pUrb, RT_INDEFINITE_WAIT);
819 if (NT_SUCCESS(Status) && USBD_SUCCESS(pUrb->UrbHeader.Status))
820 {
821 USBD_INTERFACE_INFORMATION *pIfInfo = &pUrb->UrbSelectInterface.Interface;
822 memcpy(pDevExt->Rt.pVBIfaceInfo[InterfaceNumber].pInterfaceInfo, pIfInfo, GET_USBD_INTERFACE_SIZE(pIfDr->bNumEndpoints));
823
824 Assert(pIfInfo->NumberOfPipes == pIfDr->bNumEndpoints);
825 for(ULONG i = 0; i < pIfInfo->NumberOfPipes; i++)
826 {
827 pDevExt->Rt.pVBIfaceInfo[InterfaceNumber].pInterfaceInfo->Pipes[i] = pIfInfo->Pipes[i];
828 pDevExt->Rt.pVBIfaceInfo[InterfaceNumber].pPipeInfo[i].EndpointAddress = pIfInfo->Pipes[i].EndpointAddress;
829 pDevExt->Rt.pVBIfaceInfo[InterfaceNumber].pPipeInfo[i].NextScheduledFrame = 0;
830 }
831 }
832 else
833 {
834 AssertMsgFailed((__FUNCTION__": VBoxUsbToolUrbPost failed Status (0x%x) usb Status (0x%x)\n", Status, pUrb->UrbHeader.Status));
835 }
836 }
837
838 }
839 else
840 {
841 AssertMsgFailed(("VBoxUSBSetInterface: ExAllocatePool failed!\n"));
842 Status = STATUS_NO_MEMORY;
843 }
844
845 VBoxUsbToolUrbFree(pUrb);
846
847 return Status;
848}
849
850static NTSTATUS vboxUsbRtDispatchUsbSelectInterface(PVBOXUSBDEV_EXT pDevExt, PIRP pIrp)
851{
852 PIO_STACK_LOCATION pSl = IoGetCurrentIrpStackLocation(pIrp);
853 PFILE_OBJECT pFObj = pSl->FileObject;
854 PUSBSUP_SELECT_INTERFACE pIf = (PUSBSUP_SELECT_INTERFACE)pIrp->AssociatedIrp.SystemBuffer;
855 NTSTATUS Status;
856
857 do
858 {
859 if (!pFObj)
860 {
861 AssertFailed();
862 Status = STATUS_INVALID_PARAMETER;
863 break;
864 }
865
866 if (!vboxUsbRtCtxIsOwner(pDevExt, pFObj))
867 {
868 AssertFailed();
869 Status = STATUS_ACCESS_DENIED;
870 break;
871 }
872
873 if ( !pIf
874 || pSl->Parameters.DeviceIoControl.InputBufferLength != sizeof (*pIf)
875 || pSl->Parameters.DeviceIoControl.OutputBufferLength != 0)
876 {
877 AssertMsgFailed((__FUNCTION__": STATUS_INVALID_PARAMETER\n"));
878 Status = STATUS_INVALID_PARAMETER;
879 break;
880 }
881
882 Status = vboxUsbRtSetInterface(pDevExt, pIf->bInterfaceNumber, pIf->bAlternateSetting);
883 } while (0);
884
885 Assert(Status != STATUS_PENDING);
886 VBoxDrvToolIoComplete(pIrp, Status, 0);
887 vboxUsbDdiStateRelease(pDevExt);
888 return Status;
889}
890
891static HANDLE vboxUsbRtGetPipeHandle(PVBOXUSBDEV_EXT pDevExt, uint32_t EndPointAddress)
892{
893 for (ULONG i = 0; i < pDevExt->Rt.uNumInterfaces; i++)
894 {
895 for (ULONG j = 0; j < pDevExt->Rt.pVBIfaceInfo[i].pInterfaceInfo->NumberOfPipes; j++)
896 {
897 /* Note that bit 7 determines pipe direction, but is still significant
898 * because endpoints may be numbered like 0x01, 0x81, 0x02, 0x82 etc.
899 */
900 if (pDevExt->Rt.pVBIfaceInfo[i].pInterfaceInfo->Pipes[j].EndpointAddress == EndPointAddress)
901 return pDevExt->Rt.pVBIfaceInfo[i].pInterfaceInfo->Pipes[j].PipeHandle;
902 }
903 }
904 return 0;
905}
906
907static VBOXUSB_PIPE_INFO* vboxUsbRtGetPipeInfo(PVBOXUSBDEV_EXT pDevExt, uint32_t EndPointAddress)
908{
909 for (ULONG i = 0; i < pDevExt->Rt.uNumInterfaces; i++)
910 {
911 for (ULONG j = 0; j < pDevExt->Rt.pVBIfaceInfo[i].pInterfaceInfo->NumberOfPipes; j++)
912 {
913 if (pDevExt->Rt.pVBIfaceInfo[i].pPipeInfo[j].EndpointAddress == EndPointAddress)
914 return &pDevExt->Rt.pVBIfaceInfo[i].pPipeInfo[j];
915 }
916 }
917 return NULL;
918}
919
920
921
922static NTSTATUS vboxUsbRtClearEndpoint(PVBOXUSBDEV_EXT pDevExt, uint32_t EndPointAddress, bool fReset)
923{
924 NTSTATUS Status = VBoxUsbToolPipeClear(pDevExt->pLowerDO, vboxUsbRtGetPipeHandle(pDevExt, EndPointAddress), fReset);
925 if (!NT_SUCCESS(Status))
926 {
927 AssertMsgFailed((__FUNCTION__": VBoxUsbToolPipeClear failed Status (0x%x)\n", Status));
928 }
929
930 return Status;
931}
932
933static NTSTATUS vboxUsbRtDispatchUsbClearEndpoint(PVBOXUSBDEV_EXT pDevExt, PIRP pIrp)
934{
935 PIO_STACK_LOCATION pSl = IoGetCurrentIrpStackLocation(pIrp);
936 PFILE_OBJECT pFObj = pSl->FileObject;
937 PUSBSUP_CLEAR_ENDPOINT pCe = (PUSBSUP_CLEAR_ENDPOINT)pIrp->AssociatedIrp.SystemBuffer;
938 NTSTATUS Status;
939
940 do
941 {
942 if (!pFObj)
943 {
944 AssertFailed();
945 Status = STATUS_INVALID_PARAMETER;
946 break;
947 }
948
949 if (!vboxUsbRtCtxIsOwner(pDevExt, pFObj))
950 {
951 AssertFailed();
952 Status = STATUS_ACCESS_DENIED;
953 break;
954 }
955
956 if ( !pCe
957 || pSl->Parameters.DeviceIoControl.InputBufferLength != sizeof (*pCe)
958 || pSl->Parameters.DeviceIoControl.OutputBufferLength != 0)
959 {
960 AssertMsgFailed((__FUNCTION__": STATUS_INVALID_PARAMETER\n"));
961 Status = STATUS_INVALID_PARAMETER;
962 break;
963 }
964
965 Status = vboxUsbRtClearEndpoint(pDevExt, pCe->bEndpoint, TRUE);
966 } while (0);
967
968 Assert(Status != STATUS_PENDING);
969 VBoxDrvToolIoComplete(pIrp, Status, 0);
970 vboxUsbDdiStateRelease(pDevExt);
971 return Status;
972}
973
974static NTSTATUS vboxUsbRtDispatchUsbAbortEndpoint(PVBOXUSBDEV_EXT pDevExt, PIRP pIrp)
975{
976 PIO_STACK_LOCATION pSl = IoGetCurrentIrpStackLocation(pIrp);
977 PFILE_OBJECT pFObj = pSl->FileObject;
978 PUSBSUP_CLEAR_ENDPOINT pCe = (PUSBSUP_CLEAR_ENDPOINT)pIrp->AssociatedIrp.SystemBuffer;
979 NTSTATUS Status;
980
981 do
982 {
983 if (!pFObj)
984 {
985 AssertFailed();
986 Status = STATUS_INVALID_PARAMETER;
987 break;
988 }
989
990 if (!vboxUsbRtCtxIsOwner(pDevExt, pFObj))
991 {
992 AssertFailed();
993 Status = STATUS_ACCESS_DENIED;
994 break;
995 }
996
997 if ( !pCe
998 || pSl->Parameters.DeviceIoControl.InputBufferLength != sizeof (*pCe)
999 || pSl->Parameters.DeviceIoControl.OutputBufferLength != 0)
1000 {
1001 AssertMsgFailed((__FUNCTION__": STATUS_INVALID_PARAMETER\n"));
1002 Status = STATUS_INVALID_PARAMETER;
1003 break;
1004 }
1005
1006 Status = vboxUsbRtClearEndpoint(pDevExt, pCe->bEndpoint, FALSE);
1007 } while (0);
1008
1009 Assert(Status != STATUS_PENDING);
1010 VBoxDrvToolIoComplete(pIrp, Status, 0);
1011 vboxUsbDdiStateRelease(pDevExt);
1012 return Status;
1013}
1014
1015static NTSTATUS vboxUsbRtUrbSendCompletion(PDEVICE_OBJECT pDevObj, IRP *pIrp, void *pvContext)
1016{
1017 if (!pvContext)
1018 {
1019 AssertMsgFailed((__FUNCTION__": context is NULL\n"));
1020 pIrp->IoStatus.Information = 0;
1021 return STATUS_CONTINUE_COMPLETION;
1022 }
1023
1024 PVBOXUSB_URB_CONTEXT pContext = (PVBOXUSB_URB_CONTEXT)pvContext;
1025
1026 if (pContext->ulMagic != VBOXUSB_MAGIC)
1027 {
1028 AssertMsgFailed((__FUNCTION__": Invalid context magic\n"));
1029 pIrp->IoStatus.Information = 0;
1030 return STATUS_CONTINUE_COMPLETION;
1031 }
1032
1033 PURB pUrb = pContext->pUrb;
1034 PMDL pMdlBuf = pContext->pMdlBuf;
1035 PUSBSUP_URB pUrbInfo = (PUSBSUP_URB)pContext->pOut;
1036 PVBOXUSBDEV_EXT pDevExt = pContext->pDevExt;
1037
1038 if (!pUrb || !pMdlBuf || !pUrbInfo | !pDevExt)
1039 {
1040 AssertMsgFailed((__FUNCTION__": Invalid args\n"));
1041 if (pDevExt)
1042 vboxUsbDdiStateRelease(pDevExt);
1043 pIrp->IoStatus.Information = 0;
1044 return STATUS_CONTINUE_COMPLETION;
1045 }
1046
1047 NTSTATUS Status = pIrp->IoStatus.Status;
1048 if (Status == STATUS_SUCCESS)
1049 {
1050 switch(pUrb->UrbHeader.Status)
1051 {
1052 case USBD_STATUS_CRC:
1053 pUrbInfo->error = USBSUP_XFER_CRC;
1054 break;
1055 case USBD_STATUS_SUCCESS:
1056 pUrbInfo->error = USBSUP_XFER_OK;
1057 break;
1058 case USBD_STATUS_STALL_PID:
1059 pUrbInfo->error = USBSUP_XFER_STALL;
1060 break;
1061 case USBD_STATUS_INVALID_URB_FUNCTION:
1062 case USBD_STATUS_INVALID_PARAMETER:
1063 AssertMsgFailed((__FUNCTION__": sw error, urb Status (0x%x)\n", pUrb->UrbHeader.Status));
1064 case USBD_STATUS_DEV_NOT_RESPONDING:
1065 default:
1066 pUrbInfo->error = USBSUP_XFER_DNR;
1067 break;
1068 }
1069
1070 switch(pContext->ulTransferType)
1071 {
1072 case USBSUP_TRANSFER_TYPE_CTRL:
1073 case USBSUP_TRANSFER_TYPE_MSG:
1074 pUrbInfo->len = pUrb->UrbControlTransfer.TransferBufferLength;
1075 if (pContext->ulTransferType == USBSUP_TRANSFER_TYPE_MSG)
1076 {
1077 /* QUSB_TRANSFER_TYPE_MSG is a control transfer, but it is special
1078 * the first 8 bytes of the buffer is the setup packet so the real
1079 * data length is therefore urb->len - 8
1080 */
1081 pUrbInfo->len += sizeof (pUrb->UrbControlTransfer.SetupPacket);
1082 }
1083 break;
1084 case USBSUP_TRANSFER_TYPE_ISOC:
1085 pUrbInfo->len = pUrb->UrbIsochronousTransfer.TransferBufferLength;
1086 break;
1087 case USBSUP_TRANSFER_TYPE_BULK:
1088 case USBSUP_TRANSFER_TYPE_INTR:
1089 if (pUrbInfo->dir == USBSUP_DIRECTION_IN && pUrbInfo->error == USBSUP_XFER_OK
1090 && !(pUrbInfo->flags & USBSUP_FLAG_SHORT_OK)
1091 && pUrbInfo->len > pUrb->UrbBulkOrInterruptTransfer.TransferBufferLength
1092 )
1093 {
1094 /* If we don't use the USBD_SHORT_TRANSFER_OK flag, the returned buffer lengths are
1095 * wrong for short transfers (always a multiple of max packet size?). So we just figure
1096 * out if this was a data underrun on our own.
1097 */
1098 pUrbInfo->error = USBSUP_XFER_UNDERRUN;
1099 }
1100 pUrbInfo->len = pUrb->UrbBulkOrInterruptTransfer.TransferBufferLength;
1101 break;
1102 default:
1103 break;
1104 }
1105 }
1106 else
1107 {
1108 pUrbInfo->len = 0;
1109
1110 Log((__FUNCTION__": URB failed Status (0x%x) urb Status (0x%x)\n", Status, pUrb->UrbHeader.Status));
1111#ifdef DEBUG
1112 switch(pContext->ulTransferType)
1113 {
1114 case USBSUP_TRANSFER_TYPE_CTRL:
1115 case USBSUP_TRANSFER_TYPE_MSG:
1116 LogRel(("Ctrl/Msg length=%d\n", pUrb->UrbControlTransfer.TransferBufferLength));
1117 break;
1118 case USBSUP_TRANSFER_TYPE_ISOC:
1119 LogRel(("ISOC length=%d\n", pUrb->UrbIsochronousTransfer.TransferBufferLength));
1120 break;
1121 case USBSUP_TRANSFER_TYPE_BULK:
1122 case USBSUP_TRANSFER_TYPE_INTR:
1123 LogRel(("BULK/INTR length=%d\n", pUrb->UrbBulkOrInterruptTransfer.TransferBufferLength));
1124 break;
1125 }
1126#endif
1127 switch(pUrb->UrbHeader.Status)
1128 {
1129 case USBD_STATUS_CRC:
1130 pUrbInfo->error = USBSUP_XFER_CRC;
1131 Status = STATUS_SUCCESS;
1132 break;
1133 case USBD_STATUS_STALL_PID:
1134 pUrbInfo->error = USBSUP_XFER_STALL;
1135 Status = STATUS_SUCCESS;
1136 break;
1137 case USBD_STATUS_DEV_NOT_RESPONDING:
1138 case USBD_STATUS_DEVICE_GONE:
1139 pUrbInfo->error = USBSUP_XFER_DNR;
1140 Status = STATUS_SUCCESS;
1141 break;
1142 case ((USBD_STATUS)0xC0010000L): // USBD_STATUS_CANCELED - too bad usbdi.h and usb.h aren't consistent!
1143 // TODO: What the heck are we really supposed to do here?
1144 pUrbInfo->error = USBSUP_XFER_STALL;
1145 Status = STATUS_SUCCESS;
1146 break;
1147 case USBD_STATUS_BAD_START_FRAME: // This one really shouldn't happen
1148 case USBD_STATUS_ISOCH_REQUEST_FAILED:
1149 pUrbInfo->error = USBSUP_XFER_NAC;
1150 Status = STATUS_SUCCESS;
1151 break;
1152 default:
1153 AssertMsgFailed((__FUNCTION__": err Status (0x%x) (0x%x)\n", Status, pUrb->UrbHeader.Status));
1154 pUrbInfo->error = USBSUP_XFER_DNR;
1155 Status = STATUS_SUCCESS;
1156 break;
1157 }
1158 }
1159 // For isochronous transfers, always update the individual packets
1160 if (pContext->ulTransferType == USBSUP_TRANSFER_TYPE_ISOC)
1161 {
1162 Assert(pUrbInfo->numIsoPkts == pUrb->UrbIsochronousTransfer.NumberOfPackets);
1163 for (ULONG i = 0; i < pUrbInfo->numIsoPkts; ++i)
1164 {
1165 Assert(pUrbInfo->aIsoPkts[i].off == pUrb->UrbIsochronousTransfer.IsoPacket[i].Offset);
1166 pUrbInfo->aIsoPkts[i].cb = (uint16_t)pUrb->UrbIsochronousTransfer.IsoPacket[i].Length;
1167 switch (pUrb->UrbIsochronousTransfer.IsoPacket[i].Status)
1168 {
1169 case USBD_STATUS_SUCCESS:
1170 pUrbInfo->aIsoPkts[i].stat = USBSUP_XFER_OK;
1171 break;
1172 case USBD_STATUS_NOT_ACCESSED:
1173 pUrbInfo->aIsoPkts[i].stat = USBSUP_XFER_NAC;
1174 break;
1175 default:
1176 pUrbInfo->aIsoPkts[i].stat = USBSUP_XFER_STALL;
1177 break;
1178 }
1179 }
1180 }
1181
1182 MmUnlockPages(pMdlBuf);
1183 IoFreeMdl(pMdlBuf);
1184
1185 vboxUsbMemFree(pContext);
1186
1187 vboxUsbDdiStateRelease(pDevExt);
1188
1189 Assert(pIrp->IoStatus.Status != STATUS_IO_TIMEOUT);
1190 pIrp->IoStatus.Information = sizeof(*pUrbInfo);
1191 pIrp->IoStatus.Status = Status;
1192 return STATUS_CONTINUE_COMPLETION;
1193}
1194
1195static NTSTATUS vboxUsbRtUrbSend(PVBOXUSBDEV_EXT pDevExt, PIRP pIrp, PUSBSUP_URB pUrbInfo)
1196{
1197 NTSTATUS Status = STATUS_SUCCESS;
1198 PVBOXUSB_URB_CONTEXT pContext = NULL;
1199 PMDL pMdlBuf = NULL;
1200 ULONG cbUrb;
1201
1202 Assert(pUrbInfo);
1203 if (pUrbInfo->type == USBSUP_TRANSFER_TYPE_ISOC)
1204 {
1205 Assert(pUrbInfo->numIsoPkts <= 8);
1206 cbUrb = GET_ISO_URB_SIZE(pUrbInfo->numIsoPkts);
1207 }
1208 else
1209 cbUrb = sizeof (URB);
1210
1211 do
1212 {
1213 pContext = (PVBOXUSB_URB_CONTEXT)vboxUsbMemAllocZ(cbUrb + sizeof (VBOXUSB_URB_CONTEXT));
1214 if (!pContext)
1215 {
1216 AssertMsgFailed((__FUNCTION__": vboxUsbMemAlloc failed\n"));
1217 Status = STATUS_INSUFFICIENT_RESOURCES;
1218 break;
1219 }
1220
1221 PURB pUrb = (PURB)(pContext + 1);
1222 HANDLE hPipe = NULL;
1223 if (pUrbInfo->ep)
1224 {
1225 hPipe = vboxUsbRtGetPipeHandle(pDevExt, pUrbInfo->ep | ((pUrbInfo->dir == USBSUP_DIRECTION_IN) ? 0x80 : 0x00));
1226 if (!hPipe)
1227 {
1228 AssertMsgFailed((__FUNCTION__": vboxUsbRtGetPipeHandle failed for endpoint (0x%x)\n", pUrbInfo->ep));
1229 Status = STATUS_INVALID_PARAMETER;
1230 break;
1231 }
1232 }
1233
1234 pMdlBuf = IoAllocateMdl(pUrbInfo->buf, (ULONG)pUrbInfo->len, FALSE, FALSE, NULL);
1235 if (!pMdlBuf)
1236 {
1237 AssertMsgFailed((__FUNCTION__": IoAllocateMdl failed for buffer (0x%p) length (%d)\n", pUrbInfo->buf, pUrbInfo->len));
1238 Status = STATUS_INSUFFICIENT_RESOURCES;
1239 break;
1240 }
1241
1242 __try
1243 {
1244 MmProbeAndLockPages(pMdlBuf, KernelMode, IoModifyAccess);
1245 }
1246 __except(EXCEPTION_EXECUTE_HANDLER)
1247 {
1248 Status = GetExceptionCode();
1249 IoFreeMdl(pMdlBuf);
1250 pMdlBuf = NULL;
1251 AssertMsgFailed((__FUNCTION__": Exception Code (0x%x)\n", Status));
1252 break;
1253 }
1254
1255 /* For some reason, passing a MDL in the URB does not work reliably. Notably
1256 * the iPhone when used with iTunes fails.
1257 */
1258 PVOID pBuffer = MmGetSystemAddressForMdlSafe(pMdlBuf, NormalPagePriority);
1259 if (!pBuffer)
1260 {
1261 AssertMsgFailed((__FUNCTION__": MmGetSystemAddressForMdlSafe failed\n"));
1262 Status = STATUS_INSUFFICIENT_RESOURCES;
1263 break;
1264 }
1265
1266 switch (pUrbInfo->type)
1267 {
1268 case USBSUP_TRANSFER_TYPE_CTRL:
1269 case USBSUP_TRANSFER_TYPE_MSG:
1270 {
1271 pUrb->UrbHeader.Function = URB_FUNCTION_CONTROL_TRANSFER;
1272 pUrb->UrbHeader.Length = sizeof (struct _URB_CONTROL_TRANSFER);
1273 pUrb->UrbControlTransfer.PipeHandle = hPipe;
1274 pUrb->UrbControlTransfer.TransferBufferLength = (ULONG)pUrbInfo->len;
1275 pUrb->UrbControlTransfer.TransferFlags = ((pUrbInfo->dir == USBSUP_DIRECTION_IN) ? USBD_TRANSFER_DIRECTION_IN : USBD_TRANSFER_DIRECTION_OUT);
1276 pUrb->UrbControlTransfer.UrbLink = 0;
1277
1278 if (!hPipe)
1279 pUrb->UrbControlTransfer.TransferFlags |= USBD_DEFAULT_PIPE_TRANSFER;
1280
1281 if (pUrbInfo->type == USBSUP_TRANSFER_TYPE_MSG)
1282 {
1283 /* QUSB_TRANSFER_TYPE_MSG is a control transfer, but it is special
1284 * the first 8 bytes of the buffer is the setup packet so the real
1285 * data length is therefore pUrb->len - 8
1286 */
1287 PVBOXUSB_SETUP pSetup = (PVBOXUSB_SETUP)pUrb->UrbControlTransfer.SetupPacket;
1288 memcpy(pUrb->UrbControlTransfer.SetupPacket, pBuffer, min(sizeof (pUrb->UrbControlTransfer.SetupPacket), pUrbInfo->len));
1289
1290 if (pUrb->UrbControlTransfer.TransferBufferLength <= sizeof (pUrb->UrbControlTransfer.SetupPacket))
1291 pUrb->UrbControlTransfer.TransferBufferLength = 0;
1292 else
1293 pUrb->UrbControlTransfer.TransferBufferLength -= sizeof (pUrb->UrbControlTransfer.SetupPacket);
1294
1295 pUrb->UrbControlTransfer.TransferBuffer = (uint8_t *)pBuffer + sizeof(pUrb->UrbControlTransfer.SetupPacket);
1296 pUrb->UrbControlTransfer.TransferBufferMDL = 0;
1297 pUrb->UrbControlTransfer.TransferFlags |= USBD_SHORT_TRANSFER_OK;
1298 }
1299 else
1300 {
1301 pUrb->UrbControlTransfer.TransferBuffer = 0;
1302 pUrb->UrbControlTransfer.TransferBufferMDL = pMdlBuf;
1303 }
1304 break;
1305 }
1306 case USBSUP_TRANSFER_TYPE_ISOC:
1307 {
1308 Assert(pUrbInfo->dir == USBSUP_DIRECTION_IN || pUrbInfo->type == USBSUP_TRANSFER_TYPE_BULK);
1309 Assert(hPipe);
1310 VBOXUSB_PIPE_INFO *pPipeInfo = vboxUsbRtGetPipeInfo(pDevExt, pUrbInfo->ep | ((pUrbInfo->dir == USBSUP_DIRECTION_IN) ? 0x80 : 0x00));
1311 if (pPipeInfo == NULL)
1312 {
1313 /* Can happen if the isoc request comes in too early or late. */
1314 AssertMsgFailed((__FUNCTION__": pPipeInfo not found\n"));
1315 Status = STATUS_INVALID_PARAMETER;
1316 break;
1317 }
1318
1319 pUrb->UrbHeader.Function = URB_FUNCTION_ISOCH_TRANSFER;
1320 pUrb->UrbHeader.Length = (USHORT)cbUrb;
1321 pUrb->UrbIsochronousTransfer.PipeHandle = hPipe;
1322 pUrb->UrbIsochronousTransfer.TransferBufferLength = (ULONG)pUrbInfo->len;
1323 pUrb->UrbIsochronousTransfer.TransferBufferMDL = 0;
1324 pUrb->UrbIsochronousTransfer.TransferBuffer = pBuffer;
1325 pUrb->UrbIsochronousTransfer.TransferFlags = ((pUrbInfo->dir == USBSUP_DIRECTION_IN) ? USBD_TRANSFER_DIRECTION_IN : USBD_TRANSFER_DIRECTION_OUT);
1326 pUrb->UrbIsochronousTransfer.TransferFlags |= USBD_SHORT_TRANSFER_OK; // May be implied already
1327 pUrb->UrbIsochronousTransfer.NumberOfPackets = pUrbInfo->numIsoPkts;
1328 pUrb->UrbIsochronousTransfer.ErrorCount = 0;
1329 pUrb->UrbIsochronousTransfer.UrbLink = 0;
1330
1331 Assert(pUrbInfo->numIsoPkts == pUrb->UrbIsochronousTransfer.NumberOfPackets);
1332 for (ULONG i = 0; i < pUrbInfo->numIsoPkts; ++i)
1333 {
1334 pUrb->UrbIsochronousTransfer.IsoPacket[i].Offset = pUrbInfo->aIsoPkts[i].off;
1335 pUrb->UrbIsochronousTransfer.IsoPacket[i].Length = pUrbInfo->aIsoPkts[i].cb;
1336 }
1337
1338 /* We have to schedule the URBs ourselves. There is an ASAP flag but
1339 * that can only be reliably used after pipe creation/reset, ie. it's
1340 * almost completely useless.
1341 */
1342 ULONG iFrame, iStartFrame;
1343 VBoxUsbToolCurrentFrame(pDevExt->pLowerDO, pIrp, &iFrame);
1344 iFrame += 2;
1345 iStartFrame = pPipeInfo->NextScheduledFrame;
1346 if ((iFrame < iStartFrame) || (iStartFrame > iFrame + 512))
1347 iFrame = iStartFrame;
1348 pPipeInfo->NextScheduledFrame = iFrame + pUrbInfo->numIsoPkts;
1349 pUrb->UrbIsochronousTransfer.StartFrame = iFrame;
1350 break;
1351 }
1352 case USBSUP_TRANSFER_TYPE_BULK:
1353 case USBSUP_TRANSFER_TYPE_INTR:
1354 {
1355 Assert(pUrbInfo->dir != USBSUP_DIRECTION_SETUP);
1356 Assert(pUrbInfo->dir == USBSUP_DIRECTION_IN || pUrbInfo->type == USBSUP_TRANSFER_TYPE_BULK);
1357 Assert(hPipe);
1358
1359 pUrb->UrbHeader.Function = URB_FUNCTION_BULK_OR_INTERRUPT_TRANSFER;
1360 pUrb->UrbHeader.Length = sizeof (struct _URB_BULK_OR_INTERRUPT_TRANSFER);
1361 pUrb->UrbBulkOrInterruptTransfer.PipeHandle = hPipe;
1362 pUrb->UrbBulkOrInterruptTransfer.TransferBufferLength = (ULONG)pUrbInfo->len;
1363 pUrb->UrbBulkOrInterruptTransfer.TransferBufferMDL = 0;
1364 pUrb->UrbBulkOrInterruptTransfer.TransferBuffer = pBuffer;
1365 pUrb->UrbBulkOrInterruptTransfer.TransferFlags = ((pUrbInfo->dir == USBSUP_DIRECTION_IN) ? USBD_TRANSFER_DIRECTION_IN : USBD_TRANSFER_DIRECTION_OUT);
1366
1367 if (pUrb->UrbBulkOrInterruptTransfer.TransferFlags & USBD_TRANSFER_DIRECTION_IN)
1368 pUrb->UrbBulkOrInterruptTransfer.TransferFlags |= (USBD_SHORT_TRANSFER_OK);
1369
1370 pUrb->UrbBulkOrInterruptTransfer.UrbLink = 0;
1371 break;
1372 }
1373 default:
1374 {
1375 AssertFailed();
1376 Status = STATUS_INVALID_PARAMETER;
1377 break;
1378 }
1379 }
1380
1381 if (!NT_SUCCESS(Status))
1382 {
1383 break;
1384 }
1385
1386 pContext->pDevExt = pDevExt;
1387 pContext->pMdlBuf = pMdlBuf;
1388 pContext->pUrb = pUrb;
1389 pContext->pOut = pUrbInfo;
1390 pContext->ulTransferType = pUrbInfo->type;
1391 pContext->ulMagic = VBOXUSB_MAGIC;
1392
1393 PIO_STACK_LOCATION pSl = IoGetNextIrpStackLocation(pIrp);
1394 pSl->MajorFunction = IRP_MJ_INTERNAL_DEVICE_CONTROL;
1395 pSl->Parameters.DeviceIoControl.IoControlCode = IOCTL_INTERNAL_USB_SUBMIT_URB;
1396 pSl->Parameters.Others.Argument1 = pUrb;
1397 pSl->Parameters.Others.Argument2 = NULL;
1398
1399 IoSetCompletionRoutine(pIrp, vboxUsbRtUrbSendCompletion, pContext, TRUE, TRUE, TRUE);
1400 IoMarkIrpPending(pIrp);
1401 Status = IoCallDriver(pDevExt->pLowerDO, pIrp);
1402 AssertMsg(NT_SUCCESS(Status), (__FUNCTION__": IoCallDriver failed Status (0x%x)\n", Status));
1403 return STATUS_PENDING;
1404 } while (0);
1405
1406 Assert(!NT_SUCCESS(Status));
1407
1408 if (pMdlBuf)
1409 {
1410 MmUnlockPages(pMdlBuf);
1411 IoFreeMdl(pMdlBuf);
1412 }
1413
1414 if (pContext)
1415 vboxUsbMemFree(pContext);
1416
1417 VBoxDrvToolIoComplete(pIrp, Status, 0);
1418 vboxUsbDdiStateRelease(pDevExt);
1419 return Status;
1420}
1421
1422static NTSTATUS vboxUsbRtDispatchSendUrb(PVBOXUSBDEV_EXT pDevExt, PIRP pIrp)
1423{
1424 PIO_STACK_LOCATION pSl = IoGetCurrentIrpStackLocation(pIrp);
1425 PFILE_OBJECT pFObj = pSl->FileObject;
1426 PUSBSUP_URB pUrbInfo = (PUSBSUP_URB)pIrp->AssociatedIrp.SystemBuffer;
1427 NTSTATUS Status;
1428
1429 do
1430 {
1431 if (!pFObj)
1432 {
1433 AssertFailed();
1434 Status = STATUS_INVALID_PARAMETER;
1435 break;
1436 }
1437
1438 if (!vboxUsbRtCtxIsOwner(pDevExt, pFObj))
1439 {
1440 AssertFailed();
1441 Status = STATUS_ACCESS_DENIED;
1442 break;
1443 }
1444
1445 if ( !pUrbInfo
1446 || pSl->Parameters.DeviceIoControl.InputBufferLength != sizeof (*pUrbInfo)
1447 || pSl->Parameters.DeviceIoControl.OutputBufferLength != sizeof (*pUrbInfo))
1448 {
1449 AssertMsgFailed((__FUNCTION__": STATUS_INVALID_PARAMETER\n"));
1450 Status = STATUS_INVALID_PARAMETER;
1451 break;
1452 }
1453 return vboxUsbRtUrbSend(pDevExt, pIrp, pUrbInfo);
1454 } while (0);
1455
1456 Assert(Status != STATUS_PENDING);
1457 VBoxDrvToolIoComplete(pIrp, Status, 0);
1458 vboxUsbDdiStateRelease(pDevExt);
1459 return Status;
1460}
1461
1462static NTSTATUS vboxUsbRtDispatchIsOperational(PVBOXUSBDEV_EXT pDevExt, PIRP pIrp)
1463{
1464 VBoxDrvToolIoComplete(pIrp, STATUS_SUCCESS, 0);
1465 vboxUsbDdiStateRelease(pDevExt);
1466 return STATUS_SUCCESS;
1467}
1468
1469static NTSTATUS vboxUsbRtDispatchGetVersion(PVBOXUSBDEV_EXT pDevExt, PIRP pIrp)
1470{
1471 PIO_STACK_LOCATION pSl = IoGetCurrentIrpStackLocation(pIrp);
1472 PUSBSUP_VERSION pVer= (PUSBSUP_VERSION)pIrp->AssociatedIrp.SystemBuffer;
1473 NTSTATUS Status = STATUS_SUCCESS;
1474
1475 if (pVer && pSl->Parameters.DeviceIoControl.InputBufferLength == 0
1476 && pSl->Parameters.DeviceIoControl.OutputBufferLength == sizeof (*pVer))
1477 {
1478 pVer->u32Major = USBDRV_MAJOR_VERSION;
1479 pVer->u32Minor = USBDRV_MINOR_VERSION;
1480 }
1481 else
1482 {
1483 AssertMsgFailed((__FUNCTION__": STATUS_INVALID_PARAMETER\n"));
1484 Status = STATUS_INVALID_PARAMETER;
1485 }
1486
1487 Assert(Status != STATUS_PENDING);
1488 VBoxDrvToolIoComplete(pIrp, Status, sizeof (*pVer));
1489 vboxUsbDdiStateRelease(pDevExt);
1490 return Status;
1491}
1492
1493static NTSTATUS vboxUsbRtDispatchDefault(PVBOXUSBDEV_EXT pDevExt, PIRP pIrp)
1494{
1495 VBoxDrvToolIoComplete(pIrp, STATUS_INVALID_DEVICE_REQUEST, 0);
1496 vboxUsbDdiStateRelease(pDevExt);
1497 return STATUS_INVALID_DEVICE_REQUEST;
1498}
1499
1500DECLHIDDEN(NTSTATUS) vboxUsbRtCreate(PVBOXUSBDEV_EXT pDevExt, PIRP pIrp)
1501{
1502 PIO_STACK_LOCATION pSl = IoGetCurrentIrpStackLocation(pIrp);
1503 PFILE_OBJECT pFObj = pSl->FileObject;
1504 if (!pFObj)
1505 {
1506 AssertFailed();
1507 return STATUS_INVALID_PARAMETER;
1508 }
1509
1510 return STATUS_SUCCESS;
1511}
1512
1513DECLHIDDEN(NTSTATUS) vboxUsbRtClose(PVBOXUSBDEV_EXT pDevExt, PIRP pIrp)
1514{
1515 PIO_STACK_LOCATION pSl = IoGetCurrentIrpStackLocation(pIrp);
1516 PFILE_OBJECT pFObj = pSl->FileObject;
1517 Assert(pFObj);
1518
1519 vboxUsbRtCtxReleaseOwner(pDevExt, pFObj);
1520
1521 return STATUS_SUCCESS;
1522}
1523
1524DECLHIDDEN(NTSTATUS) vboxUsbRtDispatch(PVBOXUSBDEV_EXT pDevExt, PIRP pIrp)
1525{
1526 PIO_STACK_LOCATION pSl = IoGetCurrentIrpStackLocation(pIrp);
1527 switch (pSl->Parameters.DeviceIoControl.IoControlCode)
1528 {
1529 case SUPUSB_IOCTL_USB_CLAIM_DEVICE:
1530 {
1531 return vboxUsbRtDispatchClaimDevice(pDevExt, pIrp);
1532 }
1533 case SUPUSB_IOCTL_USB_RELEASE_DEVICE:
1534 {
1535 return vboxUsbRtDispatchReleaseDevice(pDevExt, pIrp);
1536 }
1537 case SUPUSB_IOCTL_GET_DEVICE:
1538 {
1539 return vboxUsbRtDispatchGetDevice(pDevExt, pIrp);
1540 }
1541 case SUPUSB_IOCTL_USB_RESET:
1542 {
1543 return vboxUsbRtDispatchUsbReset(pDevExt, pIrp);
1544 }
1545 case SUPUSB_IOCTL_USB_SET_CONFIG:
1546 {
1547 return vboxUsbRtDispatchUsbSetConfig(pDevExt, pIrp);
1548 }
1549 case SUPUSB_IOCTL_USB_SELECT_INTERFACE:
1550 {
1551 return vboxUsbRtDispatchUsbSelectInterface(pDevExt, pIrp);
1552 }
1553 case SUPUSB_IOCTL_USB_CLEAR_ENDPOINT:
1554 {
1555 return vboxUsbRtDispatchUsbClearEndpoint(pDevExt, pIrp);
1556 }
1557 case SUPUSB_IOCTL_USB_ABORT_ENDPOINT:
1558 {
1559 return vboxUsbRtDispatchUsbAbortEndpoint(pDevExt, pIrp);
1560 }
1561 case SUPUSB_IOCTL_SEND_URB:
1562 {
1563 return vboxUsbRtDispatchSendUrb(pDevExt, pIrp);
1564 }
1565 case SUPUSB_IOCTL_IS_OPERATIONAL:
1566 {
1567 return vboxUsbRtDispatchIsOperational(pDevExt, pIrp);
1568 }
1569 case SUPUSB_IOCTL_GET_VERSION:
1570 {
1571 return vboxUsbRtDispatchGetVersion(pDevExt, pIrp);
1572 }
1573 default:
1574 {
1575 return vboxUsbRtDispatchDefault(pDevExt, pIrp);
1576 }
1577 }
1578}
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